---
gem: omniauth-oauth2
cve: 2012-6134
osvdb: 90264
url: http://www.osvdb.org/show/osvdb/90264
title: Ruby on Rails omniauth-oauth2 Gem CSRF vulnerability
date: 2012-09-08

description: |
  The omniauth-oauth2 Ruby Gem contains a flaw that allows an attacker to
  inject values into a user's session through a CSRF attack.

cvss_v2: 6.8

patched_versions:
  - ">= 1.1.1"